CN216330027U

CN216330027U - Automatic feeding and feeding mechanism for plastic uptake machine

Info

Publication number: CN216330027U
Application number: CN202122636517.8U
Authority: CN
Inventors: 罗胤豪; 叶世明; 王星火; 项黎铭; 孙以杰; 李佳欢
Original assignee: Ningbo Xiyue Zhixing Technology Co ltd
Current assignee: Ningbo Xiyue Zhixing Technology Co ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-04-19
Anticipated expiration: 2031-10-29

Abstract

The utility model relates to the technical field of plastic uptake, in particular to an automatic feeding mechanism for a plastic uptake machine, which comprises a conveying unit, wherein the feeding end of the conveying unit is communicated with the discharge hole of an extruder, one side of the discharge end of the conveying unit is provided with a manipulator, the conveying unit is used for conveying sheets to the manipulator, the manipulator is used for transferring the sheets on the conveying unit to a plastic uptake mold for plastic uptake, and the conveying unit is provided with a heating unit for heating the sheets. The sheet is transferred through the conveying unit and the mechanical arm, and compared with manual transfer, the sheet transfer device is high in efficiency and automation degree. In the process of carrying, the sheet heats through the heating unit and keeps warm, avoids the sheet cooling sclerosis, need not additionally through heating device secondary heating before the plastic uptake, has further improved efficiency.

Description

Automatic feeding and feeding mechanism for plastic uptake machine

Technical Field

The utility model relates to the technical field of plastic uptake, in particular to an automatic feeding mechanism for a plastic uptake machine.

Background

The plastic suction is a plastic processing technology, and the main principle is that after a flat plastic hard sheet is heated and softened, the plastic hard sheet is absorbed on the surface of a mould in vacuum, and the plastic hard sheet is formed after cooling. The plastic uptake is widely used in the industries of plastic packaging, lamp decoration, advertisement, decoration and the like.

In the traditional plastic uptake process, after the sheet is extruded by an extruder and is rolled into a sheet, the plastic uptake is manually taken off, and the efficiency is low. Among the prior art, transmit the sheet through transmission mechanism, the rethread sucking disc shifts the sheet to plastic uptake mechanism department, but sucking disc adsorption stability is poor, and the sheet drops easily, in case drop then can influence the transport of follow-up sheet, can lead to whole feeding mechanism to be forced to shut down in order to arrange the sheet even, is unfavorable for automated production.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic feeding mechanism for a plastic uptake machine, which solves the problems of low efficiency and complex process caused by manual sheet transfer in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a plastic uptake machine automatic feed feeding mechanism, includes the conveying unit, the feed end of conveying unit and the discharge gate intercommunication of extruder, and conveying unit's discharge end one side is provided with the manipulator, and the conveying unit is used for carrying the manipulator department with the sheet, and the manipulator is used for carrying the sheet on the conveying unit to the plastic uptake mould on and carries out the plastic uptake, is provided with the heating unit that is used for the sheet heating on the conveying unit.

The principle and the beneficial effect of the scheme are as follows:

the conveying unit is used for conveying the sheets to the manipulator, and the manipulator transfers the sheets to the blister mechanism from the conveying unit for blister. The sheet is directly transferred to the plastic suction mould through the conveying unit and the manipulator after being extruded from the extruder for plastic suction, manual assistance is not needed, and the automation degree is high. The mechanical arm is adopted to transfer the sheets, so that the clamping is stable, and the sheets cannot fall to influence the automatic feeding of the sheets. At the in-process of carrying, the sheet heats through the heating unit and keeps warm, avoids the sheet cooling sclerosis, need not additionally through heating device secondary heating before the plastic uptake, and the process is simple, and has further improved efficiency.

Further, the heating unit includes a lower heating assembly and an upper heating assembly.

Has the advantages that: lower heating element is used for heating the sheet from the below, goes up heating element and is used for heating the sheet from the top, heats the sheet through top and below, and the sheet heating is even, and it is effectual to heat, the subsequent shaping of being convenient for.

Further, the conveying unit comprises a feeding frame and a conveying plate, and a sliding driving assembly used for driving the conveying plate to slide along the feeding frame is arranged on the feeding frame.

Has the advantages that: the feeding frame is used for installing a sliding driving assembly and a conveying plate, the sliding driving assembly is used for driving the conveying plate to slide, and the conveying plate is used for bearing sheets.

Further, lower heating element includes hot plate down, and lower hot plate setting is on the delivery board, goes up heating element and includes heating frame and last hot plate, and the heating frame is fixed in the pay-off frame top, and last hot plate is fixed on the heating frame.

Has the advantages that: the lower heating plate and the upper heating plate are used for providing heat, the lower heating plate is installed on the conveying plate, the sheet is placed on the conveying plate and can be heated, the heating frame is used for installing the upper heating plate, and when the conveying plate carries the sheet to pass through the bottom of the heating frame, the upper heating plate can heat the sheet from the upper side, and the structure is simple.

Furthermore, a material taking frame is arranged on one side of the discharge end of the feeding frame, the manipulator is fixed on the material taking frame, the material taking frame is connected with a lifting driving assembly used for driving the material taking frame to lift, and a plurality of clamping spaces convenient for the manipulator to clamp sheets are arranged on the conveying plate.

Has the advantages that: the material taking frame is used for installing the mechanical arm, and the lifting driving assembly is used for driving the material taking frame to lift. The sheet is placed on the delivery board, guarantees that the edge of sheet overlaps with centre gripping space part for the edge of sheet is in unsettled state, and when the manipulator descends and carries out the centre gripping to the sheet, because of the edge of sheet is in unsettled state, then the material is picked up in the clamp that can relax, gets the material convenience.

Further, the clamping space is provided at the peripheral edge of the plate body, and the sheet material can partially cover the clamping space at each side.

Has the advantages that: clamping spaces are formed in the periphery of the plate body, and the mechanical arm can clamp the sheet material from the periphery, so that the clamping is more stable, and the effect is better; in this scheme, the size in suitable increase centre gripping space, rather than just providing the shared space of manipulator for the edge of the sheet of every transport can both cover the centre gripping space of every side simultaneously, and the manipulator can carry out the centre gripping to this sheet all around, therefore this scheme can carry not unidimensional sheet, has enlarged application range.

Further, the clamping space is a gap.

Has the advantages that: set up to the breach, the conveyer plate can be passed to the manipulator, and operation space is bigger, and the centre gripping is more convenient.

Further, the delivery board includes plate body and carriage, is fixed with the breach board on the lower hot plate, and the breach board is used for sealing the breach, and the plate body bottom is connected with lifts the material driving piece, lifts the material driving piece and is used for driving the plate body to go up and down.

Has the advantages that: in the conveying process, the notch plate is positioned at the notch to seal the notch, so that the position of the sheet at the notch can be prevented from sagging, and the flatness and quality of the sheet are ensured; when the sheet is conveyed to the manipulator, the lifting driving piece drives the plate body to ascend, the notch plate is fixed on the conveying frame and does not move, and the notch can be exposed, so that the manipulator is convenient to clamp.

Further, the clamping space is an accommodating groove.

Has the advantages that: the receiving groove can also provide a space for the robot to grip in order to grip the sheet.

Further, the manipulator comprises a clamping jaw, a clamping jaw seat and a clamping driving piece, the clamping jaw is hinged to the clamping jaw seat, the clamping jaw seat is detachably connected with the material taking frame, and the clamping driving piece is used for driving the clamping jaw to swing so as to release or clamp the sheet material.

Has the advantages that: the clamping jaw seat is used as a connecting piece of the manipulator and connected with the material taking frame, and the clamping jaw seat is detachably connected with the material taking frame, so that the clamping jaw seat is convenient to replace, and the quantity of the clamping jaws is also convenient to increase and decrease; after the material taking frame descends to the upper portion of the sheet, the manipulator is located at the edge of the sheet and located in the clamping space, the material clamping driving piece drives the free end of the clamping jaw to rotate towards the material taking frame, the sheet can be clamped at the bottom of the material taking frame, and material taking is achieved. The clamping jaw is adopted to clamp the sheet material, so that the material taking is stable; from edge centre gripping sheet, can avoid causing the influence to sheet middle part main part, guaranteed the quality of sheet.

Drawings

FIG. 1 is a schematic structural diagram according to a first embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic structural diagram of a material taking frame according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a robot according to a first embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a conveying plate according to a first embodiment of the present invention;

FIG. 6 is a schematic view of a part of a conveying plate according to an embodiment of the present invention;

FIG. 7 is a schematic view of a sheet on a plate after the plate is lifted according to an embodiment of the present invention.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a conveying frame 1, a conveying plate 2, a heating frame 3, a top plate 4, a rack 5, a plastic suction mold 6, a manipulator 7, a material taking frame 8, a feeding frame 9, a feeding motor 10, a feeding driving wheel 11, a feeding belt 12, a clamping jaw 13, a clamping jaw seat 14, a clamping cylinder 15, a plate body 16, a second notch 17, a notch plate 18, a first notch 19, a third notch 20, lower heat-preservation cotton 21, a bottom plate 22 and a sheet 23.

The first embodiment is as follows:

as shown in fig. 1 to 7, an automatic feeding mechanism for a blister machine includes a conveying unit, a feeding end (left end in fig. 1) of the conveying unit is communicated with a discharge port of an extruder (not shown in the figure), and a heating unit for heating a sheet 23 is mounted on the conveying unit. The conveying unit in this embodiment includes pay-off frame 9 and delivery board 2, and delivery board 2 includes delivery frame 1 and plate body 16, and delivery frame 1 sliding connection is on pay-off frame 9, installs on pay-off frame 9 to be used for driving delivery board 2 along the gliding slip drive assembly of pay-off frame 9. Referring to fig. 2, in the embodiment, the sliding driving assembly includes a feeding motor 10, a feeding driving wheel 11, a feeding driven wheel (not shown in the figure) and a feeding belt 12, a set of the feeding driving wheel 11 and the feeding driven wheel are respectively installed on two sides of the feeding frame 9, each set of the feeding driving wheel 11 and the feeding driven wheel is respectively located at a feeding end (left end in fig. 1) and a discharging end (right end in fig. 1) of the feeding frame 9, the feeding belt 12 is tensioned on each set of the feeding driving wheel 11 and the feeding driven wheel, two feeding belts 12 are respectively fixed with connecting plates, the two connecting plates are respectively fixedly connected with two sides of the rear end (rear end in the advancing direction of the conveying plate 2, left end in fig. 1) of the conveying frame 1 through bolts, the conveying plate 2 is in a cantilever state as a whole, the two feeding driving wheels 11 are driven to rotate by one feeding motor 10, and the two feeding motors 10 are mounted on the feeding frame 9 through bolts. Other devices such as air cylinders may be used for the slide drive assembly.

Heating unit includes heating element and last heating element down, and lower heating element includes heat preservation cotton 21 down and lower hot plate (not shown in the figure), and carriage 1 bottom has sealed bottom plate 22, and lower heat preservation cotton 21 is spread on bottom plate 22, and lower heat preservation cotton 21 is filled between each skeleton of carriage 1 and flushes with carriage 1's surface, and lower hot plate is installed on heat preservation cotton 21 surface down, and lower hot plate passes through the bolt fastening on carriage 1, and plate body 16 places on lower hot plate. Go up heating element including heating frame 3, go up hot plate (not shown in the figure) and go up the heat preservation cotton, heating frame 3 puts up in the top of the 9 discharge ends of pay-off frame, and heating frame 3 top is sealed has roof 4, goes up the heat preservation cotton and lays in roof 4 bottoms, goes up the hot plate and fixes in last heat preservation cotton bottom. The stainless steel heating plate among the prior art is all adopted to upper hot plate and lower hot plate in this embodiment.

The periphery of the plate body 16 is provided with a plurality of clamping spaces, as shown in fig. 5 and 7, in this embodiment, the clamping spaces are notches, the lower heating plate is fixed with notch plates 18 by screws, the notch plates 18 are used for closing the notches, the bottom of the bottom plate 22 is fixed with a plurality of lifting driving members (not shown in the figure) for driving the plate body 16 to ascend and descend by bolts, the number of the lifting driving members in this embodiment is four, in this embodiment, the lifting driving members are air cylinders, and piston rods of the four air cylinders penetrate through the bottom plate 22, the lower heat preservation cotton 21 and the lower heating plate and then are connected with the plate body 16.

Referring to fig. 3, a rectangular material taking frame 8 is mounted above the discharging end of the feeding frame 9, a plastic suction mold 6 is arranged above the material taking frame 8, and the plastic suction mold 6 is fixed on the frame 5. A plurality of manipulators 7 are installed on the edge of the material taking frame 8, the material taking frame 8 is slidably installed on the rack 5, and the material taking frame 8 is connected with a lifting driving assembly for driving the material taking frame 8 to lift. The lifting driving component adopts a belt transmission mechanism similar to the sliding driving component, the belt is fixedly connected with the material taking frame 8, the motor drives the belt to move to drive the material taking frame 8 to lift, and of course, the lifting driving component can also adopt other devices such as an air cylinder and the like.

Referring to fig. 4, the manipulator 7 includes a clamping jaw 13, a clamping jaw seat 14 and a material clamping driving member, the clamping jaw 13 is hinged to the clamping jaw seat 14, the clamping jaw seat 14 is detachably connected to the material taking frame 8 through a screw, the material clamping driving member is used for driving the clamping jaw 13 to swing to release or clamp the sheet material 23, and the material clamping driving member adopts a material clamping cylinder 15.

Specifically, the notches include a first notch 19, a second notch 17 and a third notch 20, the first notch 19 is disposed on a pair of edges in the width direction (vertical conveying direction in fig. 5) of the plate 16, and the second notch 17 and the third notch 20 are disposed on a pair of edges in the length direction (horizontal conveying direction in fig. 5) of the plate 16, respectively. The first notch 19 and the second notch 17 are longer than the third notch 20, and the second notch 17 is longer than the first notch 19, which is the dimension toward the center of the plate 16. The number of the first notches 19, the second notches 17 and the third notches 20 is set according to the number of the manipulators 7 in actual operation, in the embodiment, the number of the second notches 17 is three, and the three second notches 17 are uniformly distributed on the plate body 16.

The specific implementation process is as follows:

the processed sheet 23 is placed on the plate body 16, and it is ensured that four sides of the sheet 23 can be respectively overlapped with the notches around the plate body 16, that is, in the state shown in fig. 7, the feeding motor 10 is started to drive the feeding driving wheel 11 to rotate, and the feeding belt 12 is driven to rotate, so that the conveying plate 2 is driven to move along the feeding frame 9, and the sheet 23 is conveyed below the manipulator 7 (because the conveying plate 2 is in a cantilever state, the conveying plate 2 can move below the manipulator 7). During the process of carrying, the lower hot plate circular telegram, for sheet 23 heating heat preservation from the below, when sheet 23 passes through heating frame 3, goes up the hot plate and keeps warm to sheet 23 heating from the top for sheet 23 is heated the equilibrium, avoids sheet 23 cooling sclerosis, makes things convenient for follow-up plastic uptake. The arrangement of the upper heat insulation cotton and the lower heat insulation cotton 21 can improve the heat insulation effect and avoid excessive heat loss.

In the conveying process, the notch plate 18 is sealed at the notch, the surface of the notch plate 18 is flush with the surface of the plate body 16, so that the deformation caused by the fact that the sheet 23 with the temperature in the deformable state sags due to the fact that the notch is free of support can be avoided on the one hand, on the other hand, the notch can be sealed, the heat is prevented from being dissipated from the notch, and the heat preservation effect is further improved.

When the sheet 23 is conveyed to the robot 7, the cylinder drives the plate 16 to ascend, the notch plate 18 is fixed on the carriage 1 and does not ascend, so that the notch is exposed, and the edge of the sheet 23 overlaps with the notch, so that the edge of the sheet 23 is suspended at the notch after the plate 16 is ascended, namely, the state of fig. 7, so that the robot 7 can clamp the sheet. When the plate body 16 ascends, the material taking frame 8 descends, meanwhile, the piston rod of the material clamping cylinder 15 retracts, the clamping jaw 13 is driven to rotate towards the outer side of the material taking frame 8, the position below the material taking frame 8 is released, the material taking frame 8 descends to stop moving when being abutted to the sheet 23, the piston rod of the material clamping cylinder 15 stretches out, the clamping jaw 13 is driven to rotate towards the material taking frame 8 (at the moment, the clamping jaw 13 is located at the notch, the clamping jaw 13 can be located below the edge of the sheet 23 and can rotate enough), the sheet 23 is buckled by the clamping jaw 13 from the bottom, so that the sheet 23 is clamped at the bottom of the material taking frame 8, and the clamping of the sheet 23 is completed. After clamping, the material taking frame 8 ascends, the sheet 23 is carried to the bottom of the plastic suction mold 6 to be tightly attached to the plastic suction mold 6, the plastic suction mold 6 is vacuumized, and the sheet 23 is formed on the surface of the plastic suction mold 6 to complete plastic suction.

The plate body 16 is provided with notches all around, so that the sheet 23 can be clamped all around, and the clamping is stable. The sheet 23 can be clamped as long as the edge of the sheet 23 can be overlapped with the notches on the periphery, the first notch 19 and the second notch 17 are large in length, the right side of the sheet 23 with different sizes can be overlapped with the third notch 20, the other three edges of the sheet 23 can be overlapped with the first notch 19 and the second notch 17, therefore, the sheets 23 with different sizes can be conveyed, the application range is wide, the conveying plate 2 does not need to be customized according to the sheets 23 with different sizes, and the cost is saved.

Example two

The difference between this embodiment and the first embodiment is that the clamping space is a receiving groove in this embodiment, the plate 16 is directly fixed on the carriage 1, and the notch plate 18 and the driving member are not disposed on the plate 16.

When the sheet 23 is conveyed, the sheet 23 is placed on the plate 16, the edge of the sheet 23 overlaps the accommodating groove, when the sheet 23 is conveyed to the manipulator 7, the manipulator 7 descends into the accommodating groove, and the edge of the sheet 23 overlaps the accommodating groove, so that the edge part of the sheet 23 is suspended, and the manipulator 7 can clamp the sheet 23.

The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The utility model provides an automatic feed feeding mechanism for plastic uptake machine, includes conveying unit, its characterized in that: the feeding end of the conveying unit is communicated with the discharging hole of the extruder, a manipulator is arranged on one side of the discharging end of the conveying unit, the conveying unit is used for conveying the sheets to the manipulator, the manipulator is used for transferring the sheets on the conveying unit to a plastic suction mold for plastic suction, and a heating unit used for heating the sheets is arranged on the conveying unit.

2. The automatic feeding mechanism of claim 1, wherein: the heating unit includes a lower heating assembly and an upper heating assembly.

3. The automatic feeding mechanism of claim 2, wherein: the conveying unit comprises a feeding frame and a conveying plate, and a sliding driving assembly used for driving the conveying plate to slide along the feeding frame is arranged on the feeding frame.

4. The automatic feeding mechanism of claim 3, wherein: lower heating element includes hot plate down, and lower hot plate setting is on the delivery board, goes up heating element and includes heating frame and last hot plate, and the heating frame is fixed in pay-off frame top, and last hot plate is fixed on the heating frame.

5. The automatic feeding mechanism of claim 3, wherein: a material taking frame is arranged on one side of the discharging end of the feeding frame, the manipulator is fixed on the material taking frame, the material taking frame is connected with a lifting driving assembly used for driving the material taking frame to lift, and a plurality of clamping spaces convenient for the manipulator to clamp sheets are arranged on the conveying plate.

6. The automatic feeding mechanism of claim 5, wherein: the clamping space is arranged at the periphery of the plate body, and the sheet material can partially cover the clamping space at each side.

7. The automatic feeding mechanism of claim 5, wherein: the clamping space is a gap.

8. The automatic feeding mechanism of claim 7, wherein: the conveying plate comprises a plate body and a conveying frame, a notch plate is fixed on the lower heating plate and used for sealing a notch, and a material lifting driving piece is connected to the bottom of the plate body and used for driving the plate body to lift.

9. The automatic feeding mechanism of claim 5, wherein: the clamping space is an accommodating groove.

10. The automatic feeding mechanism of claim 5, wherein: the manipulator comprises a clamping jaw, a clamping jaw seat and a clamping driving piece, the clamping jaw is hinged to the clamping jaw seat, the clamping jaw seat is detachably connected with the material taking frame, and the clamping driving piece is used for driving the clamping jaw to swing so as to release or clamp a sheet material.